diff --git a/cloud/gcp/src/gae/requirements.txt b/cloud/gcp/src/gae/requirements.txt
index 3ba3f1d..a534444 100644
--- a/cloud/gcp/src/gae/requirements.txt
+++ b/cloud/gcp/src/gae/requirements.txt
@@ -1,3 +1,3 @@
 google-cloud-bigquery==0.25.0
 google-auth-oauthlib==0.1.0
-Flask==0.12.2
+Flask==1.0